Finding the Fourth Proportional to 2,385,888.08, 3,577,476.78 and 1,628,646.62
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Solution
The fourth proportional to 2,385,888.08, 3,577,476.78 and 1,628,646.62 is: 2,442,044.75
Step by Step Solution
- Step 1: Write the proportion equation
2,385,888.08 : 3,577,476.78 = 1,628,646.62 : x - Step 2: Convert to fraction form
2,385,888.08/3,577,476.78 = 1,628,646.62/x - Step 3: Cross multiply
2,385,888.08x = 3,577,476.78 × 1,628,646.62 - Step 4: Simplify right side
2,385,888.08x = 5,826,445,447,988.10 - Step 5: Solve for x
x = 5,826,445,447,988.10/2,385,888.08 - Step 6: Final answer
x = 2,442,044.75
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.